#! /usr/bin/env python
# -*- coding: utf-8 -*-
# vim:fenc=utf-8
#
# Copyright © 2019 crane <crane@gosun>
#
# Distributed under terms of the MIT license.

"""
https://www.lintcode.com/problem/word-search/description
"""

class Solution:
    """
    @param board: A list of lists of character
    @param word: A string
    @return: A boolean
    """
    def exist(self, board, word):
        # write your code here


def test():
    s = Solution()

def main():
    print("start main")
    test()

if __name__ == "__main__":
    main()
